5-year-old Chinese girl Wang Anna feeds her great-grandmother at home in Zhuyuan village, Guizhou province, China on March 3, 2017. Chinese girl called Wang Anna, 5, takes care of her ill grandmother and 92-year-old great-grandmother on her own every day in a mountainous village in Zhima town, Zunyi city, southwest China's Guizhou province. Her father went to jail before she was born and her mother remarried after gave birth to her. Although she is just five years old, she started to shoulder the responsibility to look after ill grandmother and elderly great-grandmother. (Photo by Imaginechina/Rex Features/Shutterstock)

5-year-old Chinese girl Wang Anna prepares to wash face for her grandmother and great-grandmother at home in Zhuyuan village, Guizhou province, China on March 3, 2017. (Photo by Imaginechina/Rex Features/Shutterstock)

5-year-old Chinese girl Wang Anna burns coal to warm herself and her her great-grandmother at home in Zhuyuan village, Guizhou province, China on March 3, 2017. (Photo by Imaginechina/Rex Features/Shutterstock)

5-year-old Chinese girl Wang Anna weeps as she looks at a photo of her father at home in Zhuyuan village, Guizhou province, China on March 3, 2017. (Photo by Imaginechina/Rex Features/Shutterstock)

5-year-old Chinese girl Wang Anna prepares meals for her grandmother and great-grandmother at home in Zhuyuan village, Guizhou province, China on March 3, 2017. (Photo by Imaginechina/Rex Features/Shutterstock)